n = int (input("请输入月分:"))
if  3<=n<=5:
    print("春季")
elif   6<=n<=8:
    print("夏季")
elif  9<=n<=11:
    print("秋季")
elif   n==12:
    print("冬季")
elif   1<=n<=2:
    print("冬季")
else:
    print("您输入有误")

